shell width:68MM-73MM Press diameter:φ42*φ42 Shaft diameter:φ30*φ30 colour：black red weight:120g Bearing grade: ceramic, ABEC-7, G3 silicon nitride ceramic ball wrench：46-12/24（SRAMDUB） No need to press special tools, just use ordinary wrench to install
Suitable for SRAM Rival22 \ Force22 \ S900 \ S952 BB30 crankset, SRAM Red Quarq BB30 and other 30mm diameter crankset Rotor 3D + \ 3D30 \ 3DF \ Aldhu crankshaft diameter 30mm
